The Miami Dolphins lost one of their running backs for the 2025 season as Alexander Mattison was placed on injured reserve after injuring his neck during Miami's preseason opener

Dolphins to Work Out Veteran RB After Awful Alexander Mattison News originally appeared on Athlon Sports. The Miami Dolphins lost veteran RB Alexander Mattison for the season. According to a report by Adam Schefter of ESPN,

The surgery took place in Chicago on Sunday after Mattison injured his neck during the Dolphins' preseason game vs. the Bears. He was taken to a local hospital via ambulance from the game to undergo surgery, ESPN's Adam Schefter added. While he’s expected to make a full recovery, he will not be available for the Dolphins this year.